What is NOT a problem usually found with a clutch disc?

The option identifying 'Expanded Marcel' as not typically being a problem associated with a clutch disc is accurate. In the context of clutch disc issues, the term 'Marcel' refers to the thin layer of material that is bonded to the clutch disc's surface and serves to enhance its performance by providing smoother engagement. An 'expanded Marcel' can sometimes occur when the material is overly compressed or improperly designed, but it is not commonly recognized as a prevalent issue compared to more significant problems.

On the other hand, broken springs, excessive wear, and cracking are widely acknowledged issues that can negatively impact clutch performance. Broken springs can lead to a loss of tension in the clutch disc, leading to difficulties in engagement and disengagement. Excessive wear on the friction material can significantly reduce the effectiveness of the clutch, causing slippage and premature failure. Cracking is often associated with overheating or severe stress on the clutch disc, compromising its integrity and functionality. Thus, 'Expanded Marcel' stands out as not typically being classified as a major problem in clutch disc failure profiles.